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Mathematics 7 Online
OpenStudy (anonymous):

What are the dimensions of a rectangle that has a perimeter of 44 units and an area of 105 square units?

OpenStudy (mathmale):

Classic algebra problem! Let the length of the rectangle be L and the width W. Express the perimeter of this rectangle as a function of L and W. Set this equal to 44 units. Express the area of this rectangle in the same way. Set this = to 105 square units. solve the resulting "simultaneous equations" for L and W.

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